Inspect your ingredients before cooking! Know your data inside out.
Just like a chef inspects ingredients before cooking, we need to look at our data first!
| ID | Name | Age | Salary | Department |
|---|---|---|---|---|
| 1 | Alice | 25 | $50,000 | Engineering |
| 2 | Bob | 30 | $60,000 | Marketing |
| 3 | Charlie | 35 | $75,000 | Engineering |
| 4 | Diana | 28 | $55,000 | Sales |
| 5 | Eve | 32 | $70,000 | Engineering |
5 rows × 5 columns
Like knowing how many ingredients you have
ID, Name, Age, Salary, Dept
Each column is a feature/attribute
0 missing
All ingredients present!